Patents by Inventor Chul Jin Choi

Chul Jin Choi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7895770
    Abstract: A steam laundry dryer is disclosed. The steam laundry dryer includes a drum rotatably mounted in a cabinet, a hot air heater to heat air to supply hot air into the drum, a steam generator to supply steam into the drum, a water supply source to supply water into the steam generator, and a container drawably mounted in a portion of the cabinet. The water supply source is detachably mounted in the container.
    Type: Grant
    Filed: November 1, 2007
    Date of Patent: March 1, 2011
    Assignee: LG Electronics Inc.
    Inventors: Sang Hun Bae, Chang Woo Son, Chul Jin Choi, Dong Hyun Kim, Young Bok Son, Heung Jae Kim
  • Publication number: 20110030428
    Abstract: A cloth treating apparatus is disclosed. The cloth treating apparatus comprises a main body washing or drying clothes, and an auxiliary treating apparatus including a cabinet provided at one side of the main body; and a drawer slidably provided in the cabinet to form a accommodating space, having a hot air supply device, wherein the hot air supply device supplies a hot air to the accommodating space and is provided on an external rear surface of the drawer.
    Type: Application
    Filed: April 4, 2008
    Publication date: February 10, 2011
    Inventors: Dong Joo Han, Chul Jin Choi, Young Bok Son
  • Publication number: 20100281929
    Abstract: An auxiliary laundry treating machine that is capable of improving energy efficiency and maximally securing a laundry receiving space and a multiple treating system including the same are disclosed. The auxiliary laundry treating machine includes a machine body mounted at one side of a main laundry treating machine that washes or dries laundry, a container for receiving laundry, the container being configured to be inserted into and withdrawn from the machine body, and an air supply unit mounted in the main laundry treating machine for supplying air into the container. The air supply unit includes a blowing fan for suctioning and blowing air in the main laundry treating machine and a heater for heating the air blown by the blowing fan. Also, the multiple treating system includes a main laundry treating machine for washing or drying laundry and the auxiliary laundry treating machine.
    Type: Application
    Filed: April 11, 2008
    Publication date: November 11, 2010
    Applicant: LG Electronics Inc.
    Inventors: Dong Joo Han, Chul Jin Choi, Young Bok Son
  • Publication number: 20100154250
    Abstract: The present invention relates to a laundry dryer capable of removing and/or preventing wrinkles of laundry. A laundry dryer includes a drum in which laundry is held, a hot air heater that heats air to supply hot air to the drum, and a water heating part that heats water by using the heat generated at the hot air heater to generate steam.
    Type: Application
    Filed: September 21, 2007
    Publication date: June 24, 2010
    Inventors: Sang Hun Bae, Chul Jin Choi, Dong Hyun Kim, Young Bok Son
  • Publication number: 20100115788
    Abstract: A water supply device for a drying machine and a method for controlling the same are disclosed. The water supply device includes a common hose (310) having one end connected to at least one water supply source (300), a drying machine water supply hose (300) having one end connected to the common hose (310) and the other end connected to a steam generator (1) of the drying machine, and a washing machine water supply hose (330) having one end connected to the common hose (310) and the other end connected to a washing machine (2). With the provision of the water supply device, the drying machine has the effects of preventing wrinkles, creases, or the like from being generated in an object to be dried, such as clothes, and the like, or eleminating wrinkles, creases, or the like in clothes, and the like.
    Type: Application
    Filed: November 8, 2006
    Publication date: May 13, 2010
    Applicant: LG Electronics Inc.
    Inventors: Young Soo Kim, Dae Bong Yang, Chul Jin Choi, Jung Yoo, Jae Hyuk Wi
  • Publication number: 20100095716
    Abstract: The present invention relates to steam dryers, and more specifically, the present invention relates to a steam dryer for removing creases or crumples from, or preventing the same from forming on, clothes. The steam dryer includes a drum (20) to be selectively rotatable; a steam generator (200) to generate steam to be supplied to the drum (20); a water container (300) to contain water to be supplied to the steam generator (200); an indicator to indicate a level of the water in the water container (300) thereby removing creases from clothes effectively.
    Type: Application
    Filed: December 11, 2007
    Publication date: April 22, 2010
    Applicant: LG ELECTRONICS INC.
    Inventors: Sang Hun Bae, Chang Woo Son, Chul Jin Choi, Dong Hyun Kim, Young Bok Son, Heung Jae Kim
  • Publication number: 20100064446
    Abstract: The present invention relates to a laundry machine and a method for controlling the same, wherein the laundry machine includes a steam generator (300) for generating and supplying steam to a drum (130) and a detergent liquid flow passage (340) for providing a passage to supply detergent liquid to an inside of the steam generator (300), thereby permitting easy washing of the steam generator (300) in the laundry machine.
    Type: Application
    Filed: July 10, 2007
    Publication date: March 18, 2010
    Applicant: LG Electronics Inc.
    Inventors: Sang Hun Bae, Jung Wook Moon, Chul Jin Choi, Dong Hyun Kim, Young Bok Son
  • Publication number: 20100058610
    Abstract: A water supply device for a drying machine and a method for controlling the same are disclosed. The water supply device includes a common hose having one end connected to at least one water supply source, a drying machine water supply hose having one end connected to the common hose and the other end connected to a steam generator of the drying machine, and a washing machine water supply hose having one end connected to the common hose and the other end connected to a washing machine. With the provision of the water supply device, the drying machine has the effects of preventing wrinkles, creases, or the like from being generated in an object to be dried, such as clothes, and the like, or eliminating wrinkles, creases, or the like in clothes, and the like.
    Type: Application
    Filed: November 7, 2006
    Publication date: March 11, 2010
    Applicant: LG ELECTRONICS
    Inventors: Young Soo Kim, Dae Bong Yang, Chul Jin Choi, Jung Yoo, Jae Hyuk Wi
  • Publication number: 20100011607
    Abstract: A clothes dryer having a fragrance supplying module, comprises: a body that forms appearance of the clothes dryer; a drum rotatably installed in the body; and a front supporter for supporting the drum at a front side, wherein the fragrance supplying module for supplying fragrance into the drum is provided at the front supporter. The fragrance supplying module comprises a fragrance injection unit, a fragrance storage unit connected to the fragrance injection unit, a pump connected to the fragrance storage unit, and a nozzle connected to the pump by a tube, for lo spraying fragrance into the drum. Accordingly, a fragrant liquid stored in the fragrance storage unit can be easily sprayed into the drum.
    Type: Application
    Filed: July 16, 2009
    Publication date: January 21, 2010
    Inventors: Min-Ji KIM, Sang-Hun BAE, Chul-Jin CHOI
  • Publication number: 20100011611
    Abstract: A method for controlling fragrance spray for a clothes dryer, comprising: a clothes inputting step of inputting an object to be dried into a drum of a clothes dryer; a steam spraying step of spraying steam into the drum of the clothes dryer; a first fragrance spraying step of spraying fragrance into the drum of the clothes dryer during the steam spraying step; and a second fragrance spraying step of spraying fragrance into the drum of the clothes dryer after the steam spraying step has finished. Since fragrance is firstly sprayed into the drum of the clothes dryer while steam is sprayed to the clothes during the drying step. Then, the fragrance is secondarily sprayed into the drum after the steam spraying step has finished. This may allow fragrance to be more effectively deposited onto the clothes inside the drum, and may enhance a drying effect by steam.
    Type: Application
    Filed: July 16, 2009
    Publication date: January 21, 2010
    Inventors: Min-Ji KIM, Sang-Hun BAE, Chul-Jin CHOI
  • Publication number: 20100011606
    Abstract: Disclosed is a clothes dryer including, a main body configuring an outer appearance, a door installed at a front surface of the main body for opening and closing an inside, a drum rotatably installed in the main body, a front supporter disposed in the main body for supporting a front side of the drum, and a fragrance supplying module for supplying a fragrant material into the drum, wherein the fragrance supplying module is mounted at the front supporter in the main body to be reachable by opening the door, and the fragrant material contained in the fragrance supplying module is a solid, liquid or gaseous component, whereby supplement or replacement of the fragrant material can be facilitated, if required, by allowing the fragrance supplying module for spraying fragrance into the drum of the dryer to be installed at a easily reachable position.
    Type: Application
    Filed: July 16, 2009
    Publication date: January 21, 2010
    Inventors: Min-Ji Kim, Sang-Hun Bae, Chul-Jin Choi
  • Publication number: 20100011605
    Abstract: A clothes dryer includes: a main body constituting an outer appearance; a drum rotatably installed within the main body; a front supporter supporting the drum at a front side; and a fragrance supply device configured to supply fragrance to the interior of the drum, wherein the fragrance supply device includes a liquid level detecting unit for detecting a liquid level of a fragrance liquid stored therein. The fragrance supply device includes a liquid level detecting unit. The liquid level detecting unit includes an electrode sensor installed in the chamber, a magnet attached to a floater, and a reed switch. With the presence of the liquid level detecting unit, when the fragrance liquid stored in the chamber is used up so it needs to be supplemented, the user can easily recognize that upon viewing an indication displayed on a control panel or the like.
    Type: Application
    Filed: July 15, 2009
    Publication date: January 21, 2010
    Inventors: Min-Ji Kim, Sang-Hun Bae, Chul-Jin Choi
  • Publication number: 20100000117
    Abstract: The present invention relates to a dryer and a method for controlling the same. The dryer includes a selectably rotatable drum (20), a hot air heater (90) for heating air to supply hot air to the drum (20), a steam generator (200) for generating steam to supply the steam to the drum (20), and a water supply source (220) for supplying water to the steam generator, thereby removing wrinkles from clothes, effectively.
    Type: Application
    Filed: May 23, 2007
    Publication date: January 7, 2010
    Applicant: LG Electronics Inc.
    Inventors: Chul Jin Choi, Chang Woo Son, Sang Hun Bae, Jea Hyuk Wee, Young Bok Son, Young Soo Kim, Dong Hyun Kim, Chong Ryu, Dae Bong Yang
  • Publication number: 20100000027
    Abstract: A laundry machine and a method of controlling the laundry machine are disclosed. The laundry machine includes a steam generator (300) which generates steam to supply the steam into a drum (130), a water supply line (320) which supplies water into the steam generator (300), a filter (360) installed in the water supply line (320) to filter water, a regenerating unit (382) which regenerates the filter (360), and a controller which controls operations of the steam generator (300) and the regenerating unit (382).
    Type: Application
    Filed: July 10, 2007
    Publication date: January 7, 2010
    Applicant: LG Electronics Inc.
    Inventors: Sang Hun Bae, Jung Wook Moon, Chul Jin Choi, Dong Hyun Kim, Young Bok Son
  • Publication number: 20090320313
    Abstract: The present invention relates to a laundry dryer having an improved structure, which can remove wrinkles of laundry during a drying cycle after washing. A dryer includes a cabinet in which various parts are installed; a drum rotatably mounted in the cabinet, the drum holding laundry therein; a heater that heats air to supply hot air to the drum; a steam generator that generates steam to supply the steam to the drum; a water container that has an outlet to supply water to the steam generator; a water supply path provided between the steam generator and the water container; and a contact prevention part that prevents the remaining water of the water container or the water supply path from contacting with the various parts provided in the cabinet, wherein the remaining water is the water remaining in the water container or the water supply path when the water container is detached from the water supply path.
    Type: Application
    Filed: July 18, 2007
    Publication date: December 31, 2009
    Inventors: Sang Hun Bae, Jung Wook Moon, Chul Jin Choi, Dong Hyun Kim, Young Bok Son
  • Publication number: 20090320317
    Abstract: An apparatus for treating clothes and a method for controlling the same, which are capable of controlling or preventing formation of creases on clothes, are disclosed. The disclosed apparatus includes a drum (20), a steam generator (200) to supply steam to the drum (20), a water container (300) to store water to be supplied to the steam generator (200), the water container (300) detachable, a sensor (500) to sense whether the water container (300) is detached or attached, a water supplier (400) to supply the water stored in the water container (300) to the steam generator (200), and a controller to control an operation of the water supplier (400) based on a sensing result of the sensor (500).
    Type: Application
    Filed: August 1, 2007
    Publication date: December 31, 2009
    Inventors: Sang Hun Bae, Jung Wook Moon, Chul Jin Choi, Dong Hyun Kim, Young Bok Son
  • Publication number: 20090307921
    Abstract: A laundry dryer and a method for controlling the same capable of removing or preventing wrinkles or creases of clothes and the like are disclosed. The laundry dryer includes a selectively rotatable drum, a hot air heater which heats air to supply hot air having a high temperature into the drum, a steam generator which generates steam to supply the steam into the drum, and a safety valve which discharges the steam to an outside when steam flow is interrupted.
    Type: Application
    Filed: June 11, 2007
    Publication date: December 17, 2009
    Inventors: Sang Hun Bae, Chul Jin Choi, Dong Hyun Kim, Young Bok Son, Heung Jae Kim
  • Publication number: 20090288456
    Abstract: A laundry treating apparatus and a method of controlling the same are disclosed. The laundry treating apparatus includes a laundry receiving unit for receiving laundry, a steam generator for generating steam to be supplied to the laundry receiving unit, a water supply unit for supplying water to the steam generator, a water softening member for softening water to be supplied to the steam generator, and a control unit for controlling the replacement or regeneration time of the water softening member to be displayed on a display unit. According to the present invention, it is possible to effectively prevent and/or remove wrinkles or rumples on laundry. Furthermore, it is possible to replace or regenerate a water softening member at an appropriate point of time, thereby increasing convenience in use.
    Type: Application
    Filed: July 18, 2007
    Publication date: November 26, 2009
    Inventors: Sang Hun Bae, Jung Wook Moon, Chul Jin Choi, Dong Hyun Kim, Young Bok Son
  • Publication number: 20090282696
    Abstract: A method for controlling a dryer includes: a steam supply step of supplying steam to the interior of a drum to create a high temperature atmosphere and sterilize a dry item housed in the drum; and a hot wind supply step of supplying hot wind to the interior of the drum to uniformly maintain the temperature at the interior of the drum. The dry items can be effectively sterilized within a short time without causing a thermal damage to the dry items, creases of the dry items can be removed, and the dry items can be deodorized.
    Type: Application
    Filed: May 14, 2009
    Publication date: November 19, 2009
    Inventors: Min-Ji KIM, Ju-Han Yoon, Dong-Geun Lee, Chul-Jin Choi
  • Publication number: 20090277035
    Abstract: A drying machine is disclosed. The drying machine includes a selectively rotatable drum receiving an object to be dried, a steam supply member having one side connected to a steam generator and the other side connected to the drum, and a swirler installed in the steam supply member at a predetermined position for swirling steam flowing through the steam supply member. A method for controlling the drying machine includes heating a drum, supplying steam generated in a steam generator into the drum, and supplying hot air into the drum. The drying machine having the above described configuration can efficiently eliminate creases of clothes.
    Type: Application
    Filed: July 21, 2009
    Publication date: November 12, 2009
    Inventors: Chul Jin CHOI, Dae Bong Yang, Chong Ryu, Jea Hyuk Wee, Young Soo Kim, Sang Hun Bae, Chang Woo Son, Dong Hyun Kim, Young Bok Son